Granted Patent
Utility
US 5,578,489 · App. 08/244,571
Removal of hydrophobic esters from textiles
Inventor:
Gitte Petersen
Patented Case
View Patent ↗
Granted: Nov 26, 1996
Filed: Jun 1, 1994
Inventor
Gitte Petersen
Assignee (at issue)
Novo Nordisk A/S
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.